Robert F. Seale. "The Geognosy of the Island St. Helena." University of Delaware, Special Collections. Accessed 1 April 2023.
The Geognosy of the Island St. Helena
Geology -- Saint Helena. Saint Helena -- Description and travel. Geology.
Seale, Robert F. The Geognosy of the Island St. Helena: Illustrated in a Series of Views, Plans and Sections; Accompanied with Explanatory Remarks and Observations. London: Ackermann and Co., 1834
Robert F. Seale
University of Delaware, Special Collections
Ackermann and Co.
T. Murray, C. Small, A. Johnston